diff --git a/arch/x86/cpu/baytrail/Kconfig b/arch/x86/cpu/baytrail/Kconfig
index 407feb2..1c8ac37 100644
--- a/arch/x86/cpu/baytrail/Kconfig
+++ b/arch/x86/cpu/baytrail/Kconfig
@@ -7,3 +7,14 @@
 config INTEL_BAYTRAIL
 	bool
 	select HAVE_FSP if !EFI
+
+if INTEL_BAYTRAIL
+config INTERNAL_UART
+	bool "Enable the SoC integrated legacy UART"
+	help
+	  There is a legacy UART integrated into the Bay Trail SoC.
+	  A maximum baud rate of 115200 bps is supported. For this
+	  reason, it is recommended that the UART port be used for
+	  debug purposes only, eg: U-Boot console.
+
+endif